1 files changed, 10 insertions, 0 deletions

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index c01580d86fdd..3aa79f8e39e4 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -56,6 +56,16 @@ config IRQ_PER_CPU
         bool
         default y
 
+config NR_IRQS
+        int "Number of virtual interrupt numbers"
+        range 32 512
+        default "512"
+        help
+          This defines the number of virtual interrupt numbers the kernel
+          can manage. Virtual interrupt numbers are what you see in
+          /proc/interrupts. If you configure your system to have too few,
+          drivers will fail to load or worse - handle with care.
+
 config STACKTRACE_SUPPORT
         bool
         default y